"We feel so fortunate for every minute we get to spend with our healthy and happy baby," the proud parents told People, which first reported the happy news.

Lancaster and Jacobs revealed that they were expecting when they swapped vows in January after two years together.

Unfortunately for Chuck fans, Lancaster won't be pulling double duty as an onscreen mom to daughter Clara and offscreen mom to son Oliver for much longer. The NBC spy dramedy's fifth and final season premieres Oct. 21.